What is the Least Common Multiple of 66368 and 66378?

Least common multiple or lowest common denominator (lcd) can be calculated in two way; with the LCM formula calculation of greatest common factor (GCF), or multiplying the prime factors with the highest exponent factor.

Least Common Multiple of 66368 and 66378 with GCF Formula

The formula of LCM is LCM(a,b) = ( a × b) / GCF(a,b).
We need to calculate greatest common factor 66368 and 66378, than apply into the LCM equation.

GCF(66368,66378) = 2
LCM(66368,66378) = ( 66368 × 66378) / 2
LCM(66368,66378) = 4405375104 / 2
LCM(66368,66378) = 2202687552

Least Common Multiple (LCM) of 66368 and 66378 with Primes

Least common multiple can be found by multiplying the highest exponent prime factors of 66368 and 66378. First we will calculate the prime factors of 66368 and 66378.

Prime Factorization of 66368

Prime Factorization of 66378

Now multiplying the highest exponent prime factors to calculate the LCM of 66368 and 66378.

LCM(66368,66378) = 2⁶ × 17¹ × 61¹ × 3¹ × 13¹ × 23¹ × 37¹
LCM(66368,66378) = 2202687552